30538320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{181}}^1$

素因数の和:253

約数の個数: 160

約数和(自身を含む): 102910080

約数和(自身を除く): 72371760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 37, 38, 40, 48, 57, 60, 74, 76, 80, 95, 111, 114, 120, 148, 152, 181, 185, 190, 222, 228, 240, 285, 296, 304, 362, 370, 380, 444, 456, 543, 555, 570, 592, 703, 724, 740, 760, 888, 905, 912, 1086, 1110, 1140, 1406, 1448, 1480, 1520, 1776, 1810, 2109, 2172, 2220, 2280, 2715, 2812, 2896, 2960, 3439, 3515, 3620, 4218, 4344, 4440, 4560, 5430, 5624, 6697, 6878, 7030, 7240, 8436, 8688, 8880, 10317, 10545, 10860, 11248, 13394, 13756, 14060, 14480, 16872, 17195, 20091, 20634, 21090, 21720, 26788, 27512, 28120, 33485, 33744, 34390, 40182, 41268, 42180, 43440, 51585, 53576, 55024, 56240, 66970, 68780, 80364, 82536, 84360, 100455, 103170, 107152, 127243, 133940, 137560, 160728, 165072, 168720, 200910, 206340, 254486, 267880, 275120, 321456, 381729, 401820, 412680, 508972, 535760, 636215, 763458, 803640, 825360, 1017944, 1272430, 1526916, 1607280, 1908645, 2035888, 2544860, 3053832, 3817290, 5089720, 6107664, 7634580, 10179440, 15269160, 30538320]

約数ペア:

[(1, 30538320), (2, 15269160), (3, 10179440), (4, 7634580), (5, 6107664), (6, 5089720), (8, 3817290), (10, 3053832), (12, 2544860), (15, 2035888), (16, 1908645), (19, 1607280), (20, 1526916), (24, 1272430), (30, 1017944), (37, 825360), (38, 803640), (40, 763458), (48, 636215), (57, 535760), (60, 508972), (74, 412680), (76, 401820), (80, 381729), (95, 321456), (111, 275120), (114, 267880), (120, 254486), (148, 206340), (152, 200910), (181, 168720), (185, 165072), (190, 160728), (222, 137560), (228, 133940), (240, 127243), (285, 107152), (296, 103170), (304, 100455), (362, 84360), (370, 82536), (380, 80364), (444, 68780), (456, 66970), (543, 56240), (555, 55024), (570, 53576), (592, 51585), (703, 43440), (724, 42180), (740, 41268), (760, 40182), (888, 34390), (905, 33744), (912, 33485), (1086, 28120), (1110, 27512), (1140, 26788), (1406, 21720), (1448, 21090), (1480, 20634), (1520, 20091), (1776, 17195), (1810, 16872), (2109, 14480), (2172, 14060), (2220, 13756), (2280, 13394), (2715, 11248), (2812, 10860), (2896, 10545), (2960, 10317), (3439, 8880), (3515, 8688), (3620, 8436), (4218, 7240), (4344, 7030), (4440, 6878), (4560, 6697), (5430, 5624)]