18884580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:138

約数の個数: 192

約数和(自身を含む): 65028096

約数和(自身を除く): 46143516

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 13, 15, 20, 22, 26, 30, 31, 33, 39, 44, 52, 55, 60, 62, 65, 66, 71, 78, 93, 110, 124, 130, 132, 142, 143, 155, 156, 165, 186, 195, 213, 220, 260, 284, 286, 310, 330, 341, 355, 372, 390, 403, 426, 429, 465, 572, 620, 660, 682, 710, 715, 780, 781, 806, 852, 858, 923, 930, 1023, 1065, 1209, 1364, 1420, 1430, 1562, 1612, 1705, 1716, 1846, 1860, 2015, 2046, 2130, 2145, 2201, 2343, 2418, 2769, 2860, 3124, 3410, 3692, 3905, 4030, 4092, 4260, 4290, 4402, 4433, 4615, 4686, 4836, 5115, 5538, 6045, 6603, 6820, 7810, 8060, 8580, 8804, 8866, 9230, 9372, 10153, 10230, 11005, 11076, 11715, 12090, 13206, 13299, 13845, 15620, 17732, 18460, 20306, 20460, 22010, 22165, 23430, 24180, 24211, 26412, 26598, 27690, 28613, 30459, 33015, 40612, 44020, 44330, 46860, 48422, 50765, 53196, 55380, 57226, 60918, 66030, 66495, 72633, 85839, 88660, 96844, 101530, 114452, 121055, 121836, 132060, 132990, 143065, 145266, 152295, 171678, 203060, 242110, 265980, 286130, 290532, 304590, 314743, 343356, 363165, 429195, 484220, 572260, 609180, 629486, 726330, 858390, 944229, 1258972, 1452660, 1573715, 1716780, 1888458, 3147430, 3776916, 4721145, 6294860, 9442290, 18884580]

約数ペア:

[(1, 18884580), (2, 9442290), (3, 6294860), (4, 4721145), (5, 3776916), (6, 3147430), (10, 1888458), (11, 1716780), (12, 1573715), (13, 1452660), (15, 1258972), (20, 944229), (22, 858390), (26, 726330), (30, 629486), (31, 609180), (33, 572260), (39, 484220), (44, 429195), (52, 363165), (55, 343356), (60, 314743), (62, 304590), (65, 290532), (66, 286130), (71, 265980), (78, 242110), (93, 203060), (110, 171678), (124, 152295), (130, 145266), (132, 143065), (142, 132990), (143, 132060), (155, 121836), (156, 121055), (165, 114452), (186, 101530), (195, 96844), (213, 88660), (220, 85839), (260, 72633), (284, 66495), (286, 66030), (310, 60918), (330, 57226), (341, 55380), (355, 53196), (372, 50765), (390, 48422), (403, 46860), (426, 44330), (429, 44020), (465, 40612), (572, 33015), (620, 30459), (660, 28613), (682, 27690), (710, 26598), (715, 26412), (780, 24211), (781, 24180), (806, 23430), (852, 22165), (858, 22010), (923, 20460), (930, 20306), (1023, 18460), (1065, 17732), (1209, 15620), (1364, 13845), (1420, 13299), (1430, 13206), (1562, 12090), (1612, 11715), (1705, 11076), (1716, 11005), (1846, 10230), (1860, 10153), (2015, 9372), (2046, 9230), (2130, 8866), (2145, 8804), (2201, 8580), (2343, 8060), (2418, 7810), (2769, 6820), (2860, 6603), (3124, 6045), (3410, 5538), (3692, 5115), (3905, 4836), (4030, 4686), (4092, 4615), (4260, 4433), (4290, 4402)]