998551440

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{3547}}^1$

素因数の和:3606

約数の個数: 240

約数和(自身を含む): 3706155648

約数和(自身を除く): 2707604208

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 23, 24, 30, 34, 36, 40, 45, 46, 48, 51, 60, 68, 69, 72, 80, 85, 90, 92, 102, 115, 120, 136, 138, 144, 153, 170, 180, 184, 204, 207, 230, 240, 255, 272, 276, 306, 340, 345, 360, 368, 391, 408, 414, 460, 510, 552, 612, 680, 690, 720, 765, 782, 816, 828, 920, 1020, 1035, 1104, 1173, 1224, 1360, 1380, 1530, 1564, 1656, 1840, 1955, 2040, 2070, 2346, 2448, 2760, 3060, 3128, 3312, 3519, 3547, 3910, 4080, 4140, 4692, 5520, 5865, 6120, 6256, 7038, 7094, 7820, 8280, 9384, 10641, 11730, 12240, 14076, 14188, 15640, 16560, 17595, 17735, 18768, 21282, 23460, 28152, 28376, 31280, 31923, 35190, 35470, 42564, 46920, 53205, 56304, 56752, 60299, 63846, 70380, 70940, 81581, 85128, 93840, 106410, 120598, 127692, 140760, 141880, 159615, 163162, 170256, 180897, 212820, 241196, 244743, 255384, 281520, 283760, 301495, 319230, 326324, 361794, 407905, 425640, 482392, 489486, 510768, 542691, 602990, 638460, 652648, 723588, 734229, 815810, 851280, 904485, 964784, 978972, 1085382, 1205980, 1223715, 1276920, 1305296, 1386877, 1447176, 1468458, 1631620, 1808970, 1957944, 2170764, 2411960, 2447430, 2553840, 2713455, 2773754, 2894352, 2936916, 3263240, 3617940, 3671145, 3915888, 4160631, 4341528, 4823920, 4894860, 5426910, 5547508, 5873832, 6526480, 6934385, 7235880, 7342290, 8321262, 8683056, 9789720, 10853820, 11095016, 11747664, 12481893, 13868770, 14471760, 14684580, 16642524, 19579440, 20803155, 21707640, 22190032, 24963786, 27737540, 29369160, 33285048, 41606310, 43415280, 49927572, 55475080, 58738320, 62409465, 66570096, 83212620, 99855144, 110950160, 124818930, 166425240, 199710288, 249637860, 332850480, 499275720, 998551440]

約数ペア:

[(1, 998551440), (2, 499275720), (3, 332850480), (4, 249637860), (5, 199710288), (6, 166425240), (8, 124818930), (9, 110950160), (10, 99855144), (12, 83212620), (15, 66570096), (16, 62409465), (17, 58738320), (18, 55475080), (20, 49927572), (23, 43415280), (24, 41606310), (30, 33285048), (34, 29369160), (36, 27737540), (40, 24963786), (45, 22190032), (46, 21707640), (48, 20803155), (51, 19579440), (60, 16642524), (68, 14684580), (69, 14471760), (72, 13868770), (80, 12481893), (85, 11747664), (90, 11095016), (92, 10853820), (102, 9789720), (115, 8683056), (120, 8321262), (136, 7342290), (138, 7235880), (144, 6934385), (153, 6526480), (170, 5873832), (180, 5547508), (184, 5426910), (204, 4894860), (207, 4823920), (230, 4341528), (240, 4160631), (255, 3915888), (272, 3671145), (276, 3617940), (306, 3263240), (340, 2936916), (345, 2894352), (360, 2773754), (368, 2713455), (391, 2553840), (408, 2447430), (414, 2411960), (460, 2170764), (510, 1957944), (552, 1808970), (612, 1631620), (680, 1468458), (690, 1447176), (720, 1386877), (765, 1305296), (782, 1276920), (816, 1223715), (828, 1205980), (920, 1085382), (1020, 978972), (1035, 964784), (1104, 904485), (1173, 851280), (1224, 815810), (1360, 734229), (1380, 723588), (1530, 652648), (1564, 638460), (1656, 602990), (1840, 542691), (1955, 510768), (2040, 489486), (2070, 482392), (2346, 425640), (2448, 407905), (2760, 361794), (3060, 326324), (3128, 319230), (3312, 301495), (3519, 283760), (3547, 281520), (3910, 255384), (4080, 244743), (4140, 241196), (4692, 212820), (5520, 180897), (5865, 170256), (6120, 163162), (6256, 159615), (7038, 141880), (7094, 140760), (7820, 127692), (8280, 120598), (9384, 106410), (10641, 93840), (11730, 85128), (12240, 81581), (14076, 70940), (14188, 70380), (15640, 63846), (16560, 60299), (17595, 56752), (17735, 56304), (18768, 53205), (21282, 46920), (23460, 42564), (28152, 35470), (28376, 35190), (31280, 31923)]