72515880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{17}}^3\times {\mathrm{41}}^1$

素因数の和:109

約数の個数: 192

約数和(自身を含む): 256510800

約数和(自身を除く): 183994920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 30, 34, 36, 40, 41, 45, 51, 60, 68, 72, 82, 85, 90, 102, 120, 123, 136, 153, 164, 170, 180, 204, 205, 246, 255, 289, 306, 328, 340, 360, 369, 408, 410, 492, 510, 578, 612, 615, 680, 697, 738, 765, 820, 867, 984, 1020, 1156, 1224, 1230, 1394, 1445, 1476, 1530, 1640, 1734, 1845, 2040, 2091, 2312, 2460, 2601, 2788, 2890, 2952, 3060, 3468, 3485, 3690, 4182, 4335, 4913, 4920, 5202, 5576, 5780, 6120, 6273, 6936, 6970, 7380, 8364, 8670, 9826, 10404, 10455, 11560, 11849, 12546, 13005, 13940, 14739, 14760, 16728, 17340, 19652, 20808, 20910, 23698, 24565, 25092, 26010, 27880, 29478, 31365, 34680, 35547, 39304, 41820, 44217, 47396, 49130, 50184, 52020, 58956, 59245, 62730, 71094, 73695, 83640, 88434, 94792, 98260, 104040, 106641, 117912, 118490, 125460, 142188, 147390, 176868, 177735, 196520, 201433, 213282, 221085, 236980, 250920, 284376, 294780, 353736, 355470, 402866, 426564, 442170, 473960, 533205, 589560, 604299, 710940, 805732, 853128, 884340, 1007165, 1066410, 1208598, 1421880, 1611464, 1768680, 1812897, 2014330, 2132820, 2417196, 3021495, 3625794, 4028660, 4265640, 4834392, 6042990, 7251588, 8057320, 9064485, 12085980, 14503176, 18128970, 24171960, 36257940, 72515880]

約数ペア:

[(1, 72515880), (2, 36257940), (3, 24171960), (4, 18128970), (5, 14503176), (6, 12085980), (8, 9064485), (9, 8057320), (10, 7251588), (12, 6042990), (15, 4834392), (17, 4265640), (18, 4028660), (20, 3625794), (24, 3021495), (30, 2417196), (34, 2132820), (36, 2014330), (40, 1812897), (41, 1768680), (45, 1611464), (51, 1421880), (60, 1208598), (68, 1066410), (72, 1007165), (82, 884340), (85, 853128), (90, 805732), (102, 710940), (120, 604299), (123, 589560), (136, 533205), (153, 473960), (164, 442170), (170, 426564), (180, 402866), (204, 355470), (205, 353736), (246, 294780), (255, 284376), (289, 250920), (306, 236980), (328, 221085), (340, 213282), (360, 201433), (369, 196520), (408, 177735), (410, 176868), (492, 147390), (510, 142188), (578, 125460), (612, 118490), (615, 117912), (680, 106641), (697, 104040), (738, 98260), (765, 94792), (820, 88434), (867, 83640), (984, 73695), (1020, 71094), (1156, 62730), (1224, 59245), (1230, 58956), (1394, 52020), (1445, 50184), (1476, 49130), (1530, 47396), (1640, 44217), (1734, 41820), (1845, 39304), (2040, 35547), (2091, 34680), (2312, 31365), (2460, 29478), (2601, 27880), (2788, 26010), (2890, 25092), (2952, 24565), (3060, 23698), (3468, 20910), (3485, 20808), (3690, 19652), (4182, 17340), (4335, 16728), (4913, 14760), (4920, 14739), (5202, 13940), (5576, 13005), (5780, 12546), (6120, 11849), (6273, 11560), (6936, 10455), (6970, 10404), (7380, 9826), (8364, 8670)]