18439560

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1$

素因数の和:188

約数の個数: 192

約数和(自身を含む): 66718080

約数和(自身を除く): 48278520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 23, 24, 30, 34, 36, 40, 45, 46, 51, 60, 68, 69, 72, 85, 90, 92, 102, 115, 120, 131, 136, 138, 153, 170, 180, 184, 204, 207, 230, 255, 262, 276, 306, 340, 345, 360, 391, 393, 408, 414, 460, 510, 524, 552, 612, 655, 680, 690, 765, 782, 786, 828, 920, 1020, 1035, 1048, 1173, 1179, 1224, 1310, 1380, 1530, 1564, 1572, 1656, 1955, 1965, 2040, 2070, 2227, 2346, 2358, 2620, 2760, 3013, 3060, 3128, 3144, 3519, 3910, 3930, 4140, 4454, 4692, 4716, 5240, 5865, 5895, 6026, 6120, 6681, 7038, 7820, 7860, 8280, 8908, 9039, 9384, 9432, 11135, 11730, 11790, 12052, 13362, 14076, 15065, 15640, 15720, 17595, 17816, 18078, 20043, 22270, 23460, 23580, 24104, 26724, 27117, 28152, 30130, 33405, 35190, 36156, 40086, 44540, 45195, 46920, 47160, 51221, 53448, 54234, 60260, 66810, 70380, 72312, 80172, 89080, 90390, 100215, 102442, 108468, 120520, 133620, 135585, 140760, 153663, 160344, 180780, 200430, 204884, 216936, 256105, 267240, 271170, 307326, 361560, 400860, 409768, 460989, 512210, 542340, 614652, 768315, 801720, 921978, 1024420, 1084680, 1229304, 1536630, 1843956, 2048840, 2304945, 3073260, 3687912, 4609890, 6146520, 9219780, 18439560]

約数ペア:

[(1, 18439560), (2, 9219780), (3, 6146520), (4, 4609890), (5, 3687912), (6, 3073260), (8, 2304945), (9, 2048840), (10, 1843956), (12, 1536630), (15, 1229304), (17, 1084680), (18, 1024420), (20, 921978), (23, 801720), (24, 768315), (30, 614652), (34, 542340), (36, 512210), (40, 460989), (45, 409768), (46, 400860), (51, 361560), (60, 307326), (68, 271170), (69, 267240), (72, 256105), (85, 216936), (90, 204884), (92, 200430), (102, 180780), (115, 160344), (120, 153663), (131, 140760), (136, 135585), (138, 133620), (153, 120520), (170, 108468), (180, 102442), (184, 100215), (204, 90390), (207, 89080), (230, 80172), (255, 72312), (262, 70380), (276, 66810), (306, 60260), (340, 54234), (345, 53448), (360, 51221), (391, 47160), (393, 46920), (408, 45195), (414, 44540), (460, 40086), (510, 36156), (524, 35190), (552, 33405), (612, 30130), (655, 28152), (680, 27117), (690, 26724), (765, 24104), (782, 23580), (786, 23460), (828, 22270), (920, 20043), (1020, 18078), (1035, 17816), (1048, 17595), (1173, 15720), (1179, 15640), (1224, 15065), (1310, 14076), (1380, 13362), (1530, 12052), (1564, 11790), (1572, 11730), (1656, 11135), (1955, 9432), (1965, 9384), (2040, 9039), (2070, 8908), (2227, 8280), (2346, 7860), (2358, 7820), (2620, 7038), (2760, 6681), (3013, 6120), (3060, 6026), (3128, 5895), (3144, 5865), (3519, 5240), (3910, 4716), (3930, 4692), (4140, 4454)]