20440979760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1063}}^1\times {\mathrm{4217}}^1$

素因数の和:5315

約数の個数: 160

約数和(自身を含む): 66780725760

約数和(自身を除く): 46339746000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 190, 228, 240, 285, 304, 380, 456, 570, 760, 912, 1063, 1140, 1520, 2126, 2280, 3189, 4217, 4252, 4560, 5315, 6378, 8434, 8504, 10630, 12651, 12756, 15945, 16868, 17008, 20197, 21085, 21260, 25302, 25512, 31890, 33736, 40394, 42170, 42520, 50604, 51024, 60591, 63255, 63780, 67472, 80123, 80788, 84340, 85040, 100985, 101208, 121182, 126510, 127560, 160246, 161576, 168680, 201970, 202416, 240369, 242364, 253020, 255120, 302955, 320492, 323152, 337360, 400615, 403940, 480738, 484728, 506040, 605910, 640984, 801230, 807880, 961476, 969456, 1012080, 1201845, 1211820, 1281968, 1602460, 1615760, 1922952, 2403690, 2423640, 3204920, 3845904, 4482671, 4807380, 4847280, 6409840, 8965342, 9614760, 13448013, 17930684, 19229520, 22413355, 26896026, 35861368, 44826710, 53792052, 67240065, 71722736, 85170749, 89653420, 107584104, 134480130, 170341498, 179306840, 215168208, 255512247, 268960260, 340682996, 358613680, 425853745, 511024494, 537920520, 681365992, 851707490, 1022048988, 1075841040, 1277561235, 1362731984, 1703414980, 2044097976, 2555122470, 3406829960, 4088195952, 5110244940, 6813659920, 10220489880, 20440979760]

約数ペア:

[(1, 20440979760), (2, 10220489880), (3, 6813659920), (4, 5110244940), (5, 4088195952), (6, 3406829960), (8, 2555122470), (10, 2044097976), (12, 1703414980), (15, 1362731984), (16, 1277561235), (19, 1075841040), (20, 1022048988), (24, 851707490), (30, 681365992), (38, 537920520), (40, 511024494), (48, 425853745), (57, 358613680), (60, 340682996), (76, 268960260), (80, 255512247), (95, 215168208), (114, 179306840), (120, 170341498), (152, 134480130), (190, 107584104), (228, 89653420), (240, 85170749), (285, 71722736), (304, 67240065), (380, 53792052), (456, 44826710), (570, 35861368), (760, 26896026), (912, 22413355), (1063, 19229520), (1140, 17930684), (1520, 13448013), (2126, 9614760), (2280, 8965342), (3189, 6409840), (4217, 4847280), (4252, 4807380), (4560, 4482671), (5315, 3845904), (6378, 3204920), (8434, 2423640), (8504, 2403690), (10630, 1922952), (12651, 1615760), (12756, 1602460), (15945, 1281968), (16868, 1211820), (17008, 1201845), (20197, 1012080), (21085, 969456), (21260, 961476), (25302, 807880), (25512, 801230), (31890, 640984), (33736, 605910), (40394, 506040), (42170, 484728), (42520, 480738), (50604, 403940), (51024, 400615), (60591, 337360), (63255, 323152), (63780, 320492), (67472, 302955), (80123, 255120), (80788, 253020), (84340, 242364), (85040, 240369), (100985, 202416), (101208, 201970), (121182, 168680), (126510, 161576), (127560, 160246)]